/*

FREESTYLE MENUS v1.0 RC (c) 2001-2009 Angus Turnbull, http://www.twinhelix.com
Altering this notice or redistributing this file is prohibited.

*/

var isDOM=document.getElementById?1:0,isIE=document.all?1:0,isNS4=navigator.appName=='Netscape'&&!isDOM?1:0,isOp=self.opera?1:0,isDyn=isDOM||isIE||isNS4;
function getRef(i,p){
	p=!p?document:p.navigator?p.document:p;
	return isIE?p.all[i]:isDOM?(p.getElementById?p:p.ownerDocument).getElementById(i):isNS4?p.layers[i]:null
};
function getSty(i,p){
	var r=getRef(i,p);
	return r?isNS4?r:r.style:null
};
if(!self.LayerObj)var LayerObj=new Function('i','p','this.ref=getRef(i,p);this.sty=getSty(i,p);return this');
function getLyr(i,p){
	return new LayerObj(i,p)
};
function LyrFn(n,f){
	LayerObj.prototype[n]=new Function('var a=arguments,p=a[0],px=isNS4||isOp?0:"px";with(this){'+f+'}')
};
LyrFn('x','if(!isNaN(p))sty.left=p+px;else return parseInt(sty.left)');
LyrFn('y','if(!isNaN(p))sty.top=p+px;else return parseInt(sty.top)');
if(typeof addEvent!='function'){
	var addEvent=function(o,t,f,l){
		var d='addEventListener',n='on'+t;
		if(o[d]&&!l)return o[d](t,f,false);
		if(!o._evts)o._evts={};
		if(!o._evts[t]){
			o._evts[t]={};
			if(o[n])addEvent(o,t,o[n],l);
			o[n]=new Function('e','var r=true,o=this,a=o._evts["'+t+'"],i;for(i in a){o._f=a[i];if(o._f._i)r=o._f(e||window.event)!=false&&r}o._f=null;return r')
		}
		if(!f._i)f._i=addEvent._i++;
		o._evts[t][f._i]=f;
		if(t!='unload')addEvent(window,'unload',function(){
			removeEvent(o,t,f,l)
		})
	};
	addEvent._i=1;
	var removeEvent=function(o,t,f,l){
		var d='removeEventListener';
		if(o[d]&&!l)return o[d](t,f,false);
		if(o._evts&&o._evts[t]&&f._i)delete o._evts[t][f._i]
	}

}
var addReadyEvent=function(f){
	var a=addReadyEvent,n=null;
	addEvent(a,'ready',f);
	if(!a.r){
		a.r=function(){
			clearInterval(t);
			if(a.r)a.onready();
			a.r=null
		};
		addEvent(document,'DOMContentLoaded',a.r);
		addEvent(window,'load',a.r);
		var t=setInterval(function(){
			if(/complete|loaded/.test(document.readyState)){
				if(!n)a.r();
				else try{
					n.doScroll('left');
					n=null;
					a.r()
				}
				catch(e){}
			}

		}
		,50)
	}

};
function FSMenu(myName,nested,cssProp,cssVis,cssHid){
	this.myName=myName;
	this.nested=nested;
	this.cssProp=cssProp;
	this.cssVis=cssVis;
	this.cssHid=cssHid;
	this.cssLitClass='highlighted';
	this.menus=nested?{}:{
		root:new FSMenuNode('root',true,this)
	};
	this.menuToShow=[];
	this.mtsTimer=null;
	this.showDelay=0;
	this.switchDelay=0;
	this.hideDelay=0;
	this.showOnClick=0;
	this.hideOnClick=true;
	this.animInSpeed=0.1;
	this.animOutSpeed=0.1;
	this.animations=[]
};
FSMenu.prototype.show=function(mN){
	with(this){
		menuToShow.length=arguments.length;
		for(var i=0;
		i<arguments.length;
		i++)menuToShow[i]=arguments[i];
		clearTimeout(mtsTimer);
		if(!nested){
			mtsTimer=0;
			(myName+'.menus.root.over()');
		}
	}

};
FSMenu.prototype.hide=function(mN){
	with(this){
		clearTimeout(mtsTimer);
		if(menus[mN])menus[mN].out()
	}

};
FSMenu.prototype.hideAll=function(){
	with(this){
		for(var m in menus)if(menus[m].visible&&!menus[m].isRoot)menus[m].hide(true)
	}

};
function FSMenuNode(id,isRoot,obj){
	this.id=id;
	this.isRoot=isRoot;
	this.obj=obj;
	this.lyr=this.child=this.par=this.timer=this.visible=null;
	this.args=[];
	var node=this;
	this.over=function(evt){
		with(node)with(obj){
			if(isNS4&&evt&&lyr.ref)lyr.ref.routeEvent(evt);
			clearTimeout(timer);
			clearTimeout(mtsTimer);
			if(!isRoot&&!visible)node.show();
			if(menuToShow.length){
				var a=menuToShow,m=a[0];
				if(!menus[m]||!menus[m].lyr.ref)menus[m]=new FSMenuNode(m,false,obj);
				var c=menus[m];
				if(c==node){
					menuToShow.length=0;
					return
				}
				clearTimeout(c.timer);
				if(c!=child&&c.lyr.ref){
					c.args.length=a.length;
					for(var i=0;
					i<a.length;
					i++)c.args[i]=a[i];
					var delay=child?switchDelay:showDelay;
					c.timer=0;
					with(myName){
						menus[c.id].par=menus[node.id];
						menus[c.id].show();
					}
					//setTimeout('with('+myName+'){menus["'+c.id+'"].par=menus["'+node.id+'"];menus["'+c.id+'"].show()}',delay?delay:1);
				}
				menuToShow.length=0
			}
			if(!nested&&par)par.over()
		}

	};
	this.out=function(evt){
		with(node)with(obj){
			if(isNS4&&evt&&lyr&&lyr.ref)lyr.ref.routeEvent(evt);
			clearTimeout(timer);
			if(!isRoot&&hideDelay>=0){
				timer=0;
				eval(myName+'.menus["'+id+'"].hide()');
				if(!nested&&par)par.out()
			}

		}

	};
	if(id!='root')with(this)with(lyr=getLyr(id))if(ref){
		if(isNS4)ref.captureEvents(Event.MOUSEOVER|Event.MOUSEOUT);
		addEvent(ref,'mouseover',this.over);
		addEvent(ref,'mouseout',this.out);
		if(obj.nested){
			addEvent(ref,'focus',this.over,1);
			addEvent(ref,'click',this.over);
			addEvent(ref,'blur',this.out,1)
		}

	}

};
FSMenuNode.prototype.show=function(forced){
	with(this)with(obj){
		if(!lyr||!lyr.ref)return;
		if(par){
			if(par.child&&par.child!=this)par.child.hide();
			par.child=this
		}
		var offR=args[1],offX=args[2],offY=args[3],lX=0,lY=0,doX=''+offX!='undefined',doY=''+offY!='undefined';
		if(self.page&&offR&&(doX||doY)){
			with(page.elmPos(offR,par.lyr?par.lyr.ref:0))lX=x,lY=y;
			if(doX)lyr.x(lX+eval(offX));
			if(doY)lyr.y(lY+eval(offY))
		}
		if(offR)lightParent(offR,1);
		visible=1;
		if(obj.onshow)obj.onshow(id);
		lyr.ref.parentNode.style.zIndex='2';
		setVis(1,forced)
	}

};
FSMenuNode.prototype.hide=function(forced){
	with(this)with(obj){
		if(!lyr||!lyr.ref||!visible)return;
		if(isNS4&&self.isMouseIn&&isMouseIn(lyr.ref))return show();
		if(args[1])lightParent(args[1],0);
		if(child)child.hide();
		if(par&&par.child==this)par.child=null;
		if(lyr){
			visible=0;
			if(obj.onhide)obj.onhide(id);
			lyr.ref.parentNode.style.zIndex='1';
			setVis(0,forced)
		}

	}

};
FSMenuNode.prototype.lightParent=function(elm,lit){
	with(this)with(obj){
		if(!cssLitClass||isNS4)return;
		if(lit)elm.className+=(elm.className?' ':'')+cssLitClass;
		else elm.className=elm.className.replace(new RegExp('(\\s*'+cssLitClass+')+$'),'')
	}

};
FSMenuNode.prototype.setVis=function(sh,forced){
	with(this)with(obj){
		if(lyr.forced&&!forced)return;
		lyr.forced=forced;
		lyr.timer=lyr.timer||0;
		lyr.counter=lyr.counter||0;
		with(lyr){
			clearTimeout(timer);
			var speed=sh?animInSpeed:animOutSpeed;
			if(!counter)sty[cssProp]=sh?cssVis:cssHid;
			if(isDOM&&(speed<1))for(var a=0;
			a<animations.length;
			a++)animations[a](ref,counter,sh);
			if(isDOM&&(sh?counter<1:counter>0)){
				timer=setTimeout(myName+'.menus["'+id+'"].setVis('+sh+','+(forced||0)+')',0);
			}
			else{
				lyr.forced=false;
			}
			counter=counter+speed*(sh?1:-1);
			if(counter<0.001)counter=0;
			if(counter>0.999)counter=1
		}

	}

};
FSMenu.animSwipeDown=function(ref,counter,show){
	return;
	var elm=ref.firstChild.style?ref.firstChild:ref.firstChild.nextSibling,isOldIE=/MSIE\s(5|6|7)\./.test(navigator.userAgent);
	if(!elm)return;
	if(show&&(counter==0)){
		if(!elm._fsm_marg)elm._fsm_marg={
		'top':elm.style.marginTop
		};
		ref._fsm_height=ref.offsetHeight
	}
	if(counter==1||(counter<0.01&&!show)){
		ref.style.overflow='visible';
		elm.style.marginTop=elm._fsm_marg.top;
		if(isOldIE)ref.style.height=''
	}
	else{
		var cP=Math.pow(Math.sin(Math.PI*counter/2),0.75);
		ref.style.overflow='hidden';
		if(isOldIE)ref.style.height=(ref._fsm_height*cP)+'px';
		else elm.style.marginTop=(0-ref._fsm_height*(1-cP))+'px'
	}

};
FSMenu.animFade=function(ref,counter,show){
	return;
	if(typeof ref.filters=='unknown')return;
	var f=ref.filters,done=(show?counter==1:counter<0.01),a=/MSIE\s(4|5)/.test(navigator.userAgent)?'alpha':'DXImageTransform.Microsoft.Alpha';
	if(f){
		if(!done&&ref.style.filter.indexOf(a)==-1)ref.style.filter+=' '+(a=='alpha'?a:'progid:'+a)+'(opacity='+(counter*100)+')';
		else if(f.length&&f[a]){
			if(done)f[a].enabled=false;
			else{
				f[a].opacity=(counter*100);
				f[a].enabled=true
			}

		}

	}
	else ref.style.opacity=ref.style.MozOpacity=counter*0.999
};
FSMenu.animClipDown=function(ref,counter,show){
	return;
	var cP=Math.pow(Math.sin(Math.PI*counter/2),0.75);
	ref.style.clip=(counter==1?((window.opera||navigator.userAgent.indexOf('KHTML')>-1)?'':'rect(auto,auto,auto,auto)'):'rect(0,'+ref.offsetWidth+'px,'+(ref.offsetHeight*cP)+'px,0px)')
};
FSMenu.prototype.activateMenu=function(id,subInd){
	with(this){
		if(!isDOM||!document.documentElement)return;
		var fsmFB=getRef('fsmenu-fallback');
		if(fsmFB){
			fsmFB.rel='alternate stylesheet';
			fsmFB.disabled=true
		}
		var a,ul,li,parUL,mRoot=getRef(id),nodes;
		if(!FSMenu._count)FSMenu._count=1;
		var evtProp=navigator.userAgent.indexOf('Safari')>-1||isOp?'safRtnVal':'returnValue';
		var lists=mRoot.getElementsByTagName('ul');
		for(var i=0;
		i<lists.length;
		i++){
			li=ul=lists[i];
			while(li){
				if(li.nodeName.toLowerCase()=='li')break;
				li=li.parentNode
			}
			if(!li)continue;
			parUL=li;
			while(parUL){
				if(parUL.nodeName.toLowerCase()=='ul')break;
				parUL=parUL.parentNode
			}
			a=li.getElementsByTagName('a');
			if(!a)continue;
			a=a.item(0);
			var menuID;
			if(ul.id)menuID=ul.id;
			else{
				menuID=myName+'-id-'+FSMenu._count++;
				ul.setAttribute('id',menuID)
			}
			if(menus[menuID]&&menus[menuID].lyr.ref==ul)continue;
			menus[menuID]=new FSMenuNode(menuID,false,this);
			var rootItem=(li.parentNode==mRoot)?1:0;
			var eShow=new Function('with('+myName+'){var m=menus["'+menuID+'"],pM=menus["'+parUL.id+'"];if(!showOnClick||(showOnClick==1&&!'+rootItem+')||((showOnClick<=2)&&((pM&&pM.child)||(m&&m.visible))))show("'+menuID+'",this)}');
			var eHide=new Function('e','if(e.'+evtProp+'!=false)'+myName+'.hide("'+menuID+'")');
			addEvent(a,'mouseover',eShow);
			addEvent(a,'mouseout',eHide);
			addEvent(a,'focus',eShow);
			addEvent(a,'blur',eHide);
			addEvent(a,'click',new Function('e','var s='+myName+'.showOnClick,m='+myName+'.menus["'+menuID+'"];if(!((s==1&&'+rootItem+')||s>=2))return;'+myName+'[m&&m.visible?"hide":"show"]("'+menuID+'",this);if(e.cancelable&&e.preventDefault)e.preventDefault();e.'+evtProp+'=false;return false'));
			if(subInd)a.insertBefore(subInd.cloneNode(true),a.firstChild)
		}
		var aNodes=mRoot.getElementsByTagName('a');
		for(var i=0;
		i<aNodes.length;
		i++){
			addEvent(aNodes[i],'focus',new Function('e','var node=this.parentNode;while(node){if(node.onfocus)node.onfocus(e);node=node.parentNode}'));
			addEvent(aNodes[i],'blur',new Function('e','var node=this.parentNode;while(node){if(node.onblur)node.onblur(e);node=node.parentNode}'))
		}
		if(hideOnClick)addEvent(mRoot,'click',new Function('e','if(e.'+evtProp+'!=false)'+myName+'.hideAll()'));
		menus[id]=new FSMenuNode(id,true,this)
	}

};
var page={
	win:self,minW:0,minH:0,MS:isIE&&!isOp,db:document.compatMode&&document.compatMode.indexOf('CSS')>-1?'documentElement':'body'
};
page.elmPos=function(e,p){
	var x=0,y=0,w=p?p:this.win;
	e=e?(e.substr?(isNS4?w.document.anchors[e]:getRef(e,w)):e):p;
	if(isNS4){
		if(e&&(e!=p)){
			x=e.x;
			y=e.y
		};
		if(p){
			x+=p.pageX;
			y+=p.pageY
		}

	}
	if(e&&this.MS&&navigator.platform.indexOf('Mac')>-1&&e.tagName=='A'){
		e.onfocus=new Function('with(event){self.tmpX=clientX-offsetX;self.tmpY=clientY-offsetY}');
		e.focus();
		x=tmpX;
		y=tmpY;
		e.blur()
	}
	else while(e){
		x+=e.offsetLeft;
		y+=e.offsetTop;
		e=e.offsetParent
	}
	return{
		x:x,y:y
	}

};
if(isNS4){
	var fsmMouseX,fsmMouseY,fsmOR=self.onresize,nsWinW=innerWidth,nsWinH=innerHeight;
	document.fsmMM=document.onmousemove;
	self.onresize=function(){
		if(fsmOR)fsmOR();
		if(nsWinW!=innerWidth||nsWinH!=innerHeight)location.reload()
	};
	document.captureEvents(Event.MOUSEMOVE);
	document.onmousemove=function(e){
		fsmMouseX=e.pageX;
		fsmMouseY=e.pageY;
		return document.fsmMM?document.fsmMM(e):document.routeEvent(e)
	};
	function isMouseIn(sty){
		with(sty)return((fsmMouseX>left)&&(fsmMouseX<left+clip.width)&&(fsmMouseY>top)&&(fsmMouseY<top+clip.height))
	}

}
